7394d12dc7
This probably holds true for other mutating methods as well. Signed-off-by: Michael Koziarski <michael@koziarski.com>
106 lines
2.9 KiB
Ruby
106 lines
2.9 KiB
Ruby
require 'abstract_unit'
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class OrderedHashTest < Test::Unit::TestCase
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def setup
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@keys = %w( blue green red pink orange )
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@values = %w( 000099 009900 aa0000 cc0066 cc6633 )
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@ordered_hash = ActiveSupport::OrderedHash.new
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@keys.each_with_index do |key, index|
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@ordered_hash[key] = @values[index]
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end
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end
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def test_order
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assert_equal @keys, @ordered_hash.keys
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assert_equal @values, @ordered_hash.values
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end
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def test_access
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assert @keys.zip(@values).all? { |k, v| @ordered_hash[k] == v }
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end
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def test_assignment
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key, value = 'purple', '5422a8'
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@ordered_hash[key] = value
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assert_equal @keys.length + 1, @ordered_hash.length
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assert_equal key, @ordered_hash.keys.last
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assert_equal value, @ordered_hash.values.last
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assert_equal value, @ordered_hash[key]
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end
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def test_delete
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key, value = 'white', 'ffffff'
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bad_key = 'black'
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@ordered_hash[key] = value
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assert_equal @keys.length + 1, @ordered_hash.length
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assert_equal value, @ordered_hash.delete(key)
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assert_equal @keys.length, @ordered_hash.length
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assert_nil @ordered_hash.delete(bad_key)
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end
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def test_has_key
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assert_equal true, @ordered_hash.has_key?('blue')
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assert_equal true, @ordered_hash.key?('blue')
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assert_equal true, @ordered_hash.include?('blue')
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assert_equal true, @ordered_hash.member?('blue')
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assert_equal false, @ordered_hash.has_key?('indigo')
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assert_equal false, @ordered_hash.key?('indigo')
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assert_equal false, @ordered_hash.include?('indigo')
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assert_equal false, @ordered_hash.member?('indigo')
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end
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def test_has_value
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assert_equal true, @ordered_hash.has_value?('000099')
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assert_equal true, @ordered_hash.value?('000099')
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assert_equal false, @ordered_hash.has_value?('ABCABC')
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assert_equal false, @ordered_hash.value?('ABCABC')
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end
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def test_each_key
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keys = []
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@ordered_hash.each_key { |k| keys << k }
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assert_equal @keys, keys
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end
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def test_each_value
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values = []
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@ordered_hash.each_value { |v| values << v }
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assert_equal @values, values
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end
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def test_each
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values = []
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@ordered_hash.each {|key, value| values << value}
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assert_equal @values, values
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end
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def test_each_with_index
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@ordered_hash.each_with_index { |pair, index| assert_equal [@keys[index], @values[index]], pair}
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end
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def test_delete_if
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(copy = @ordered_hash.dup).delete('pink')
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assert_equal copy, @ordered_hash.delete_if { |k, _| k == 'pink' }
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assert !@ordered_hash.keys.include?('pink')
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end
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def test_reject!
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(copy = @ordered_hash.dup).delete('pink')
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@ordered_hash.reject! { |k, _| k == 'pink' }
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assert_equal copy, @ordered_hash
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assert !@ordered_hash.keys.include?('pink')
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end
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def test_reject
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copy = @ordered_hash.dup
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new_ordered_hash = @ordered_hash.reject { |k, _| k == 'pink' }
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assert_equal copy, @ordered_hash
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assert !new_ordered_hash.keys.include?('pink')
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end
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end |